Atlantic, Southwest 25 - Marine


Country/territory: Brazil

IBA Criteria met: -
For more information about IBA criteria please click here

Area: 2,915,037 ha

SAVE Brasil

Site description
This Marine IBA is identified using tracking data. It falls within the Brazil Exclusive Economic Zone (EEZ) and the Atlantic, Southwest FAO ocean region. The site covers an area of 29150 km2 and is 22 km away from the closet coastline. The depth ranges from 0 to 1769 m, with a mean annual wind speed of 2.29 m/s, mean annual sea surface temperature falls between 17.38 and 21.03 °C and mean annual chlorophyll-a concentrations found to range between 0.35 and 5.83 mg/m3.

Key biodiversity
2 species trigger IBA criteria at this Marine IBA. BirdLife analyses of tracking data estimates that 463890-463890 individuals of White-chinned Petrel (VU) from South Georgia are present at the site during the Non-breeding (May-Aug) life-history stage. 900000-7500000 individuals of Great Shearwater (LC) from Tristan da Cunha Islands are present at the site during the Non-breeding (Jan-Mar) life-history stage.


Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Atlantic, Southwest 25 - Marine. Downloaded from http://www.birdlife.org on 03/12/2021.